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SubjectRe: [PATCH] drm/bridge: tc358767: Convert to use maple tree register cache
On 01/10/2023 01:43, Mark Brown wrote:
> The maple tree register cache is based on a much more modern data structure
> than the rbtree cache and makes optimisation choices which are probably
> more appropriate for modern systems than those made by the rbtree cache.
>
> Signed-off-by: Mark Brown <broonie@kernel.org>
> ---
> drivers/gpu/drm/bridge/tc358767.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
> index b45bffab7c81..ef2e373606ba 100644
> --- a/drivers/gpu/drm/bridge/tc358767.c
> +++ b/drivers/gpu/drm/bridge/tc358767.c
> @@ -2005,7 +2005,7 @@ static const struct regmap_config tc_regmap_config = {
> .val_bits = 32,
> .reg_stride = 4,
> .max_register = PLL_DBG,
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> .readable_reg = tc_readable_reg,
> .volatile_table = &tc_volatile_table,
> .writeable_reg = tc_writeable_reg,
>
> ---
> base-commit: 6465e260f48790807eef06b583b38ca9789b6072
> change-id: 20230929-drm-tc358767-maple-db143f667958
>
> Best regards,

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>

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